4145197 has 8 divisors (see below), whose sum is σ = 4749696. Its totient is φ = 3543792.

The previous prime is 4145191. The next prime is 4145201. The reversal of 4145197 is 7915414.

4145197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4145197 - 2³ = 4145189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4145191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4803 + ... + 5599.

It is an arithmetic number, because the mean of its divisors is an integer number (593712).

Almost surely, 2^4145197 is an apocalyptic number.

It is an amenable number.

4145197 is a deficient number, since it is larger than the sum of its proper divisors (604499).

4145197 is an equidigital number, since it uses as much as digits as its factorization.

4145197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547.

The product of its digits is 5040, while the sum is 31.

The square root of 4145197 is about 2035.9756874776. The cubic root of 4145197 is about 160.6380382256.

The spelling of 4145197 in words is "four million, one hundred forty-five thousand, one hundred ninety-seven".